Push notifications are the powerful feature a mobile app can have. They are instant, personal, and targetable to users in specific locations. Almost every app requiring frequent user-engagement can use push notifications as a communication channel. They show up even when an app isn’t in use. So, push notifications are a playful way to get your users opening your app. They play a huge role in increasing the retention rate of an app. But it happens when users’ are sent notifications they really want to know about. Irrelevant and frequent...